9. shot (n.) a consecutive series of pictures that constitutes a unit of action in a film
The vacuum level is determined by the pressure differential between the evacuated volume and the surrounding atmosphere. Several units of measure can be used. Most refer to the height of a column of mercury â usually inches of mercury (in.-Hg) or millimeters of mercury (mm-Hg).
(678) 691-4935. Sizing Vacuum Pumps. Pumping speed, or capacity, is measured in terms of gas volume drawn in a length of. time. Cubic Feet per Minute (cfm) or Cubic Meters per Hour (m3/h) are the two standard. measurements. The number corresponds to the volume of the suction chamber.